812175

Appears in sequences

• Consider 2n tennis players; a(n) is the number of matches needed to let every possible pair play each other.at n=24A062346
• Smallest term in the Hofstadter sequence A005243 having exactly n representations as sum of consecutive earlier terms.at n=30A118166
• Numbers k such that 2*k-1, 4*k-1, 6*k-1, 8*k-1 and 10*k-1 are primes.at n=30A124488